Malicious Code Injection in nadia-bubur1-breki: A Threat to npm Ecosystem

nadia-bubur1-breki Updated 12 Nov 2025

Summary

11/11/2025
CRITICAL
No i
Critical
Not published

MAL-2025-74503: Malicious code in nadia-bubur1-breki (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The package nadia-bubur1-breki is part of the npm ecosystem, which is widely used for JavaScript package management. This package is associated with the tea.xyz token reward campaign, which has been known to flood the npm registry with malicious packages. The primary functionality of such packages is to inflate developer reputation scores through the automatic generation and publication of derivative packages.

Vulnerability Detail

The vulnerability in nadia-bubur1-breki stems from its malicious code that modifies the package.json file to remove private flags and alters version numbers. It generates random package names, often themed around Indonesian culture, and continuously republishes these variants to pollute the npm registry. This behavior can lead to a compromised npm environment, where developers may unknowingly install malicious packages, jeopardizing their applications and systems.

How To Fix

This package is malicious. Remove it and rotate any credentials it could have accessed.

npm uninstall nadia-bubur1-breki

If it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.

Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. Scan free →

Workaround

As a temporary measure, you can avoid using the affected package by checking your package-lock.json file for any references to nadia-bubur1-breki and removing it manually. Additionally, consider using tools like Vulert to monitor your project for vulnerabilities in real-time.

Conclusion

The nadia-bubur1-breki package poses a significant threat to the npm ecosystem due to its malicious code that modifies package metadata and repackages itself. It is crucial for developers to be vigilant and remove any affected packages while utilizing tools like Vulert to ensure their applications remain secure.

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FAQ

nadia-bubur1-breki is an npm package that is part of a malicious campaign aimed at inflating developer reputation scores through the automatic generation of derivative packages.

The vulnerability can lead to the installation of malicious code, which may compromise your application and expose it to security risks.

You should uninstall the package immediately using the command 'npm uninstall nadia-bubur1-breki' and check for any other affected packages.

Regularly audit your dependencies, use trusted packages, and consider using tools like Vulert to monitor for vulnerabilities in real-time.

Vulert is a tool that monitors and alerts for open-source vulnerabilities in your software using just the package-lock.json file. You can check if your application is affected by vulnerabilities without requiring access to the code.

How To Fix

This package is malicious. Remove it and rotate any credentials it could have accessed.

npm uninstall nadia-bubur1-breki

If it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.

Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. Scan free →

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